feat(ecmascript): examine and improve is_literal_value

[sapphi-red]

Rewrote IsLiteralValue completely to ensure it satisfies the condition written in the description. Also added a bunch of tests for it.

[sapphi-red]

• feat(minifier): use is_literal_value in substitute_single_use_symbol_in_expression #13364
• feat(ecmascript): examine and improve is_literal_value #13363 👈 (View in Graphite)
• fix(minifier): keep variables that are modified by typeof foo === 'object' && foo !== null compression (2) #13362
• feat(minifier): inline top-level variables for module scripts #13361
• test(minifier): share test helper functions between unit tests and integration tests #13360
• main

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[codspeed-hq]

CodSpeed Instrumentation Performance Report

Merging #13363 will degrade performances by 10.54%

_{Comparing 08-29-feat_ecmascript_examine_and_improve_is_literal_value_ (ac2067b) with main (72468f9)¹}

Summary

❌ 2 regressions
✅ 36 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
❌	mangler[RadixUIAdoptionSection.jsx]	14.6 µs	15.1 µs	-3.01%
❌	mangler[cal.com.tsx]	3 ms	3.4 ms	-10.54%

Footnotes

1. No successful run was found on main (ac2067b) during the generation of this report, so 72468f9 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩

[graphite-app]

Merge activity

• Aug 29, 2:47 AM UTC: Boshen added this pull request to the Graphite merge queue.
• Aug 29, 3:00 AM UTC: Merged by the Graphite merge queue.